Professor, King Fahd University of Petroleum and Minerals

Associate Professor of Chemical Engineering, Sahand University of Technology

Imam Mohammad Ibn Saud Islamic University (IMSIU)

Professor of Applied Economics, Southeast University

University of Idaho

Cadi Ayyad University, Marrakech, Morocco

PhD Scholar Department of Economics and Statistics,UMT, Lahore

University of Kassel; previously affiliated with the American University of Beirut

Université de Lorraine

Johns Hopkins University